Allow disabling watch from cli (#7781)

* Allow disabling watch from cli * add tests * add changeset Co-authored-by: Saihajpreet Singh <saihajpreet.singh@gmail.com>

Author: rohit-gohri

.changeset/serious-needles-impress.md

@@ -0,0 +1,9 @@
+---
+'@graphql-codegen/cli': patch
+---
+
+Allow to disable watch mode from CLI to overwrite the config. Now you can do:
+
+```bash
+$ graphql-codegen --watch=false
+```

packages/graphql-codegen-cli/src/config.ts

@@ -265,7 +265,7 @@ export function updateContextWithCliFlags(context: CodegenContext, cliFlags: Yam
  configFilePath: context.filepath,
  };
 
- if (cliFlags.watch) {
+ if (cliFlags.watch !== undefined) {
  config.watch = cliFlags.watch;
  }
 

packages/graphql-codegen-cli/tests/cli-flags.spec.ts

@@ -92,7 +92,7 @@ describe('CLI Flags', () => {
  expect(config.overwrite).not.toBeTruthy();
  });
 
- it('Should overwrite watch config using cli flags', async () => {
+ it('Should overwrite watch config using cli flag to true', async () => {
  mockConfig(`
  schema: schema.graphql
  watch: false
@@ -106,6 +106,20 @@ describe('CLI Flags', () => {
  expect(config.watch).toBeTruthy();
  });
 
+ it('Should overwrite watch config using cli flags to false', async () => {
+ mockConfig(`
+ schema: schema.graphql
+ watch: true
+ generates:
+ file.ts:
+ - plugin
+ `);
+ const args = createArgv('--watch=false');
+ const context = await createContext(parseArgv(args));
+ const config = context.getConfig();
+ expect(config.watch).toBeFalsy();
+ });
+
  it('Should set --overwrite with new YML api', async () => {
  mockConfig(`
  schema: schema.graphql